199261755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 457574400

約数和(自身を除く): 258312645

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 29, 33, 35, 45, 55, 63, 77, 87, 99, 105, 135, 145, 165, 189, 203, 231, 261, 297, 315, 319, 385, 435, 495, 609, 661, 693, 783, 945, 957, 1015, 1155, 1305, 1485, 1595, 1827, 1983, 2079, 2233, 2871, 3045, 3305, 3465, 3915, 4627, 4785, 5481, 5949, 6699, 7271, 8613, 9135, 9915, 10395, 11165, 13881, 14355, 17847, 19169, 20097, 21813, 23135, 27405, 29745, 33495, 36355, 41643, 43065, 50897, 57507, 60291, 65439, 69405, 89235, 95845, 100485, 109065, 124929, 134183, 152691, 172521, 196317, 208215, 210859, 254485, 287535, 301455, 327195, 402549, 458073, 517563, 624645, 632577, 670915, 763455, 862605, 981585, 1054295, 1207647, 1374219, 1476013, 1897731, 2012745, 2290365, 2587815, 3162885, 3622941, 4428039, 5693193, 6038235, 6871095, 7380065, 9488655, 13284117, 18114705, 22140195, 28465965, 39852351, 66420585, 199261755]

約数ペア:

[(1, 199261755), (3, 66420585), (5, 39852351), (7, 28465965), (9, 22140195), (11, 18114705), (15, 13284117), (21, 9488655), (27, 7380065), (29, 6871095), (33, 6038235), (35, 5693193), (45, 4428039), (55, 3622941), (63, 3162885), (77, 2587815), (87, 2290365), (99, 2012745), (105, 1897731), (135, 1476013), (145, 1374219), (165, 1207647), (189, 1054295), (203, 981585), (231, 862605), (261, 763455), (297, 670915), (315, 632577), (319, 624645), (385, 517563), (435, 458073), (495, 402549), (609, 327195), (661, 301455), (693, 287535), (783, 254485), (945, 210859), (957, 208215), (1015, 196317), (1155, 172521), (1305, 152691), (1485, 134183), (1595, 124929), (1827, 109065), (1983, 100485), (2079, 95845), (2233, 89235), (2871, 69405), (3045, 65439), (3305, 60291), (3465, 57507), (3915, 50897), (4627, 43065), (4785, 41643), (5481, 36355), (5949, 33495), (6699, 29745), (7271, 27405), (8613, 23135), (9135, 21813), (9915, 20097), (10395, 19169), (11165, 17847), (13881, 14355)]